CN219725618U

CN219725618U - Workpiece clamping mechanism of numerical control spherical grinder

Info

Publication number: CN219725618U
Application number: CN202321138431.5U
Authority: CN
Inventors: 甘先美; 陈鹏; 余新柱
Original assignee: Kaimi Cnc Equipment Zhejiang Co ltd
Current assignee: Kaimi Cnc Equipment Zhejiang Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-09-22
Anticipated expiration: 2033-05-12

Abstract

The utility model relates to the technical field of sphere grinding machines, in particular to a workpiece clamping mechanism of a numerical control sphere grinding machine, which comprises a sphere grinding machine, wherein the middle position of the upper surface of the sphere grinding machine is provided with the clamping mechanism, the clamping mechanism comprises a fixed platform and a moving mechanism arranged on the upper surface of the fixed platform, the upper surface of the moving mechanism is welded with a plurality of electric push rods, the top ends of the electric push rods are inserted with limiting rings, the sphere grinding machine is provided with a clamp for fixing a big ball, the big ball can be limited and fixed, the big ball is prevented from being ejected out due to excessive movement of a cutter, the quality of a product is damaged, the limiting rings are connected with the electric push rods in an inserted manner, and the limiting rings with different sizes can be selected according to the diameter of the big ball and are installed and used according to requirements.

Description

Workpiece clamping mechanism of numerical control spherical grinder

Technical Field

The utility model relates to the technical field of sphere grinding machines, in particular to a workpiece clamping mechanism of a numerical control sphere grinding machine.

Background

The sphere grinding machine is a novel numerical control sphere grinding machine, at present, the existing sphere turning grinding machine is complex in structural design, low in service life, time-consuming and labor-consuming in turning grinding of the sphere, poor in turning grinding effect, incapable of turning grinding of the large sphere, high in labor intensity of operators and high in enterprise production cost.

The utility model patent with the authorized bulletin number of CN209408238U discloses a tool rest of a spherical lathe grinder, which comprises a rotary disk arranged on a support frame, wherein a first rail and a second rail are arranged on the upper surface of the rotary disk, the first rail and the second rail are spaced and positioned on the same diameter line of the rotary disk, a sharpening support capable of moving left and right along the length direction of the first rail is arranged on the first rail, a detachable sharpening support is arranged on the sharpening support, a grinding wheel support capable of moving left and right along the length direction of the second rail is arranged on the second rail, a grinding wheel motor is arranged on the grinding wheel support, a grinding wheel is arranged on an output shaft of the grinding wheel motor, a worm and a worm wheel for driving the rotary disk to rotate are arranged in the rotary disk, the worm is driven by the rotary disk motor, and chamfer angles for placing spheres are arranged at opposite ends of the sharpening support and the grinding wheel support. The utility model has the advantages of ingenious structural design, long service life and good turning and grinding effect, can turn and grind large balls, reduces the labor intensity of operators and reduces the production cost of enterprises.

The utility model can turn and grind the big ball, so that the labor intensity of operators is reduced, but the big ball is fixed only by forming a chamfer for clamping, and the mode is quite unstable. In view of this, we propose a workpiece clamping mechanism for a numerically controlled sphere grinder.

Disclosure of Invention

The utility model provides a workpiece clamping mechanism of a numerical control spherical grinder, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the workpiece clamping mechanism of the numerical control spherical grinder comprises a spherical grinder, wherein the clamping mechanism is arranged in the middle of the upper surface of the spherical grinder;

the clamping mechanism comprises a fixed platform and a moving mechanism arranged on the upper surface of the fixed platform, a plurality of electric push rods are welded on the upper surface of the moving mechanism, and limiting rings are inserted into the tops of the electric push rods.

As the preferable technical scheme, the sliding tray has all been seted up to fixed platform upper surface left and right sides, sliding tray one side surface rotates and is connected with the threaded rod, the spacing groove has been seted up to sliding tray upper surface rear side, fixed platform rear side surface mounting has and is used for controlling threaded rod pivoted motor.

As the preferable technical scheme, the moving mechanism comprises a moving plate and two sliding rods welded on the left side and the right side of the lower surface of the moving plate, a rotating disc is rotationally inlaid in the middle of the upper surface of the moving plate, a driving wheel is rotationally inlaid on the rear side of the upper surface of the moving plate, a supporting frame is arranged on the upper side of the driving wheel, and a rotating motor for controlling the driving wheel to rotate is mounted on the upper surface of the supporting frame.

As the preferable technical scheme, the front side surface of the sliding rod is provided with a threaded hole, and the rear side of the lower surface of the sliding rod is welded with a limiting block.

As the preferable technical scheme, the upper side edge of the inner side surface of the limiting ring is subjected to rounding treatment, and a rubber pad is attached to the inner side surface of the limiting ring.

As the preferable technical scheme, a plurality of jacks for being inserted with the top end of the electric push rod are formed in the lower surface of the limiting ring, and the electric push rod is distributed in a circular shape.

As a preferable technical scheme, the periphery of the outer side of the rotating disc is in a gear shape and is meshed with the driving wheel.

Compared with the prior art, the utility model has the beneficial effects that:

1. the clamp for fixing the big ball is arranged on the spherical grinding machine, so that the big ball can be limited and fixed, and the big ball is prevented from being ejected out due to excessive movement of a cutter, so that the product quality is damaged.

2. The limiting rings are connected with the electric push rod in an inserting mode, and the limiting rings with different sizes can be selected according to the diameter of the big ball to be installed and used according to the requirement.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a clamping mechanism according to the present utility model;

FIG. 3 is a schematic view of a structure of a fixing platform according to the present utility model;

FIG. 4 is a schematic diagram of a moving mechanism according to the present utility model;

fig. 5 is a schematic structural view of a sliding rod in the present utility model.

The meaning of each reference numeral in the figures is:

1. sphere grinding machine; 2. a clamping mechanism;

21. a fixed platform; 211. a sliding groove; 212. a threaded rod; 213. a limit groove; 214. a motor;

22. a moving mechanism; 221. a slide bar; 2211. a threaded hole; 2212. a limiting block; 222. a moving plate; 223. a rotating disc; 224. a driving wheel; 225. a support frame; 226. a rotating motor;

23. an electric push rod; 24. and a limiting ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present embodiment provides a technical solution:

the utility model provides a work piece fixture of numerical control sphere grinding machine, includes sphere grinding machine 1, and fixture 2 is installed to sphere grinding machine 1 upper surface intermediate position, and fixture 2 includes fixed platform 21 and places in the moving mechanism 22 of fixed platform 21 upper surface, and moving mechanism 22 upper surface welding has a plurality of electric putter 23, and electric putter 23 top is pegged graft there is spacing ring 24, through above-mentioned mechanism, places the ball in the spacing ring 24 that is equipped with the rubber pad, is convenient for fix the ball.

Further, the left and right sides of the upper surface of the fixed platform 21 are provided with a sliding groove 211, one side surface of the sliding groove 211 is rotationally connected with a threaded rod 212, the rear side of the upper surface of the sliding groove 211 is provided with a limit groove 213, the rear side surface of the fixed platform 21 is provided with a motor 214 for controlling the threaded rod 212 to rotate, and the sliding rod 221 is controlled to slide in the sliding groove 211 through the threaded rod 212.

Further, the moving mechanism 22 includes a moving plate 222 and two sliding rods 221 welded on the left and right sides of the lower surface of the moving plate 222, a rotating disc 223 is rotatably embedded in the middle position of the upper surface of the moving plate 222, a driving wheel 224 is rotatably embedded in the rear side of the upper surface of the moving plate 222, a supporting frame 225 is arranged on the upper side of the driving wheel 224, and a rotating motor 226 for controlling the driving wheel 224 to rotate is mounted on the upper surface of the supporting frame 225.

In this embodiment, the front surface of the sliding rod 221 is provided with a threaded hole 2211, and the rear side of the lower surface of the sliding rod 221 is welded with a stopper 2212, and the stopper 2212 is slidably connected inside the limiting groove 213.

In this embodiment, the upper side edge of the inner side surface of the limiting ring 24 is rounded, and a rubber pad is attached to the inner side surface of the limiting ring 24, so as to increase the friction between the limiting ring 24 and the large ball.

In this embodiment, the lower surface of the limiting ring 24 is provided with a plurality of jacks for plugging with the top end of the electric push rod 23, and the electric push rod 23 is circularly distributed, so that the limiting ring 24 is convenient to replace.

In this embodiment, the outer periphery of the rotating disc 223 is gear-shaped and is meshed with the driving wheel 224, so that the driving wheel 224 can drive the rotating disc 223 to rotate.

It should be noted that, the structures and the working principles of the sphere grinder 1, the motor 214, the rotating motor 226, and the electric putter 23 in this embodiment are the same as those known to those skilled in the art, and are not described herein.

In the specific use process of the workpiece clamping mechanism of the numerical control sphere grinder of this embodiment, the motor 214 is started in a forward rotation mode firstly, the sliding rod 221 is controlled to move through the threaded rod 212, the movable plate 222 can slide on the fixed platform 21, after the movable plate 222 stretches out a certain distance, the motor 214 is turned off, a large ball is placed on the limiting ring 24, then the motor 214 is started in a reverse rotation mode, the movable plate 222 is retracted to the position right above the fixed platform 21, the sphere grinder 1 is started to process the large ball, the rotating motor 226 can be started in the processing process, the driving wheel 224 drives the rotating disc 223 to rotate, the large ball can rotate, and polishing is facilitated.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a work piece fixture of numerical control sphere grinding machine, includes sphere grinding machine (1), its characterized in that: a clamping mechanism (2) is arranged in the middle of the upper surface of the spherical grinding machine (1);

the clamping mechanism (2) comprises a fixed platform (21) and a moving mechanism (22) arranged on the upper surface of the fixed platform (21), a plurality of electric push rods (23) are welded on the upper surface of the moving mechanism (22), and limiting rings (24) are inserted at the top ends of the electric push rods (23).

2. The workpiece clamping mechanism of the numerically controlled spherical grinder as set forth in claim 1, wherein: the utility model discloses a fixed platform, including fixed platform (21), threaded rod (212) and fixed platform (21), sliding tray (211) have all been seted up to both sides about fixed platform (21) upper surface, sliding tray (211) one side surface rotation is connected with threaded rod (212), limiting groove (213) have been seted up to sliding tray (211) upper surface rear side, fixed platform (21) rear side surface mounting has be used for controlling threaded rod (212) pivoted motor (214).

3. A workpiece clamping mechanism for a numerically controlled sphere grinder as set forth in claim 2, wherein: the moving mechanism (22) comprises a moving plate (222) and two sliding rods (221) welded on the left side and the right side of the lower surface of the moving plate (222), a rotating disc (223) is rotatably embedded in the middle of the upper surface of the moving plate (222), a driving wheel (224) is rotatably embedded in the rear side of the upper surface of the moving plate (222), a supporting frame (225) is arranged on the upper side of the driving wheel (224), and a rotating motor (226) for controlling the driving wheel (224) to rotate is mounted on the upper surface of the supporting frame (225).

4. A workpiece clamping mechanism for a numerically controlled sphere grinder as set forth in claim 3, wherein: screw holes (2211) are formed in the front side surface of the sliding rod (221), and limiting blocks (2212) are welded on the rear side of the lower surface of the sliding rod (221).

5. The workpiece clamping mechanism of the numerically controlled spherical grinder as set forth in claim 1, wherein: the upper side edge of the inner side surface of the limiting ring (24) is subjected to rounding treatment, and a rubber pad is attached to the inner side surface of the limiting ring (24).

6. A workpiece clamping mechanism for a numerically controlled sphere grinder as set forth in claim 3, wherein: the lower surface of the limiting ring (24) is provided with a plurality of jacks for being inserted with the top end of the electric push rod (23), and the electric push rods (23) are distributed in a circular shape.

7. A workpiece clamping mechanism for a numerically controlled sphere grinder as set forth in claim 3, wherein: the periphery of the outer side of the rotating disc (223) is in a gear shape and is meshed with the driving wheel (224).